package com.zw.gulimall.product.controller;

import com.zw.gulimall.product.entity.CategoryEntity;
import com.zw.gulimall.product.service.CategoryService;
import com.zw.gulimall.utils.PageUtils;
import com.zw.gulimall.utils.R;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;


/**
 * 商品三级分类
 *
 * @author zhaowang
 * @email 137234570@qq.com
 * @date 2023-02-09 02:01:56
 */
@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 查出所有分类以及子分类，以树形结构组装起来
     */
    @RequestMapping("/list/tree")
    public R list(){

        List<CategoryEntity> entities = categoryService.listWithTree();
        List<CategoryEntity> l1 = entities.stream().filter(categoryEntity -> {
            return categoryEntity.getParentCid() == 0;
        }).collect(Collectors.toList());

        return R.ok().put("data", l1);
    }


    /**
     * 信息
     */
    @RequestMapping("/info/{catId}")
//    @RequiresPermissions("product:category:info")
    public R info(@PathVariable("catId") Long catId){
		CategoryEntity category = categoryService.getById(catId);

        return R.ok().put("category", category);
    }

    /**
     * 保存
     */
    @RequestMapping("/save")
//    @RequiresPermissions("product:category:save")
    public R save(@RequestBody CategoryEntity category){
		categoryService.save(category);

        return R.ok();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
//    @RequiresPermissions("product:category:update")
    public R update(@RequestBody CategoryEntity category){
		categoryService.updateById(category);

        return R.ok();
    }

    /**
     * 批量修改
     */
    @RequestMapping("/update/sort")
//    @RequiresPermissions("product:category:update")
    public R updateSort(@RequestBody CategoryEntity[] categories){
        categoryService.updateBatchById(Arrays.asList(categories));

        return R.ok();
    }

    /**
     * 删除
     * @RequestBody:获取请求体，必须发送POST请求
     * SpringMVC自动将请求体的数据（json），转为对应的对象
     */
    @RequestMapping("/delete")
    //@RequiresPermissions("product:category:delete")
    public R delete(@RequestBody Long[] catIds){


        //categoryService.removeByIds(Arrays.asList(catIds));

        categoryService.removeMenuByIds(Arrays.asList(catIds));

        return R.ok();
    }

}
